February Record Cold Looms

February 19, 2015 4:54 AM

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In the battle against debilitating gut parasites, bumblebees may have a new secret weapon: nicotine.

It’s not news that relationships exist between herbivores and the plants they consume. Monarch butterflies, for example, eat milkweed, which then acts as a toxic defense, deterring predators like blue jays from feasting on the insect’s larvae. Now, a team from Dartmouth and the University of Massach...